


.bigbox{
	margin:0 auto 0 auto ;
	height: 800px;
	width:1000px;
}

.bigbox .top {
	height: 300px;
	width: 100%;
	background: url(../img/123.jpg);
}

.bigbox .b{	
	width: 310px;
	height: 50px;
	margin: 0 auto 0 auto;
	border-bottom: 3px solid;
}

.bigbox .b .left{
	width: 25px;
	height: 50px;
	float: left;
	background: url(../img/QQ图片20180327161724.png);
	background-size: 100%;
}

.bigbox .c{	
	width: 310px;
	height: 50px;
	margin: 0 auto 0 auto;
	border-bottom: 3px solid;
}

.bigbox .c .left{
	width: 25px;
	height: 50px;
	float: left;
	background: url(../img/QQ图片20180327161747.png);
	background-size: 100%;
}
.bigbox .ps{
	height: 120px;
	width: 350px;
	margin: 0 auto 0 auto; 
	text-align: center;
}

.bigbox .ps .d{
	width: 300px;
	height: 40px;
	background: rgb(37,41,46);
	background-size: 100%;
	text-align: center;
}
